"This is a sad event and I offer my deepest condolences to Nathaniel’s family and friends,” Shelby County Sheriff John Samaniego said. “Mental health issues are one of the biggest concerns facing our country and our county. The actions taken tonight will be reviewed in depth by the District Attorney’s Office and the Sheriff’s Office will be completely transparent and forthcoming with anything they need to complete their investigation."

The multijurisdictional Shelby County Major Case Unit was assigned the responsibility of investigating the incident with the Shelby County District Attorney’s Office.